package base.test

fun main() {
    val arrML1 = mutableListOf("C/C++", "Java", "Kotlin", "Python", "北京", "上海", "杭州", "从北京到杭州再到上海")
    val arrML2 = mutableListOf("C/C++", "Java", "Kotlin", "Python", "北京", "上海", "杭州", "从北京到杭州再到上海")
    val arrML3 = mutableListOf("C/C++", "杭州", "从北京到杭州再到上海")


    println(arrML1.subList(0,4))
    println(arrML3.subList(0,4))

}